Customs wrongly canceled Harvard scientist’s visa over frog embryos, judge rules

Washington Post
by Todd Wallack
April 8, 2026
4 views
2 min read

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The Bottom Line

A judge ruled Customs improperly canceled a Harvard scientist's visa, who was detained and charged with smuggling frog embryos.

How This Affects You

This highlights issues with visa processes for international researchers, potentially affecting foreign scientists working or seeking to work in the U.S.

AI Summary

A judge has ruled that Customs wrongly canceled Harvard scientist Kseniia Petrova’s visa. Petrova, a Russian national, spent four months in detention and faces charges of smuggling frog embryos into the U.S. in her luggage. The ruling indicates that Customs' actions regarding her visa were improper, potentially impacting the ongoing legal proceedings against her. This development could affect the charges Petrova faces and her ability to continue her scientific work.

What's Being Done

A federal judge ruled that US Customs and Border Protection improperly revoked the scientist's visa.

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